OpenTechnical

OT-2026-000026698

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000026698) never changes.

Identity and time

Publication numberOT-2026-000026698 · never reused
Internal UUID01a0ae71-f4aa-7d1e-b679-84e6b1fc4960 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026698
StatusPUBLIC

Content hashes

Canonical text38a95eec1c5753c481abad4034c61d5d03d7f3adba7b9c63c0ac91d90abafbf4
Markdowne13b567bcd6ee8b334a5ec942ad1aedc953b38fac6d8361fbb290b3e4726f49a
PDF
Publication pagee8ad544ef5b3a1540c1a25d5f357901318c1163020c6c8ef84e2085053011c40
Manifest1ec38a62de2e37c666f8f0a291967c53df0af346192f841ae4f7ef1dd7aedf7e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureVtYERakyoqD53ASG8x7qkHxVYrQKSPcR+Eyp8vFHT9HI+/MJL+CqrzFhy6nzydnicMCtZzTehmE/MsURIXqVCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:45:47.403911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026698
observed e8ad544ef5b3a1540c1a25d5f3579013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.386609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026698/manifest.json
observed 1ec38a62de2e37c666f8f0a291967c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.363714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026698/publication.md
observed e13b567bcd6ee8b334a5ec942ad1aedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.343965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026698/publication.txt
observed 38a95eec1c5753c481abad4034c61d5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.